Using your knowledge of meiosis, explain how Klinefelter syndrome caused by nondisjunction might have occurred in males?

Which of the following diseases may be transmitted through an accidental needle stick? a. syphilis b. tuberculosis c. cellulitis d. hepatitis b

Apea plant that is heterozygous for the tall phenotype can produce short offspring when self pollinating. which of the following explains why this occurs? a. segregation of allels b. condominance of traits c. polygenic expression of traits d. independent assortment of alleles

Factors that can increase mutation rates a. high temps b. low temps c. food additives d. uv rays